Home / 180,838.27-249,507.16-108,211.65

Finding the Fourth Proportional to 180,838.27, 249,507.16 and 108,211.65

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Solution

The fourth proportional to 180,838.27, 249,507.16 and 108,211.65 is: 149,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,838.27 : 249,507.16 = 108,211.65 : x
  2. Step 2: Convert to fraction form
    180,838.27/249,507.16 = 108,211.65/x
  3. Step 3: Cross multiply
    180,838.27x = 249,507.16 × 108,211.65
  4. Step 4: Simplify right side
    180,838.27x = 26,999,581,470.41
  5. Step 5: Solve for x
    x = 26,999,581,470.41/180,838.27
  6. Step 6: Final answer
    x = 149,302.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.